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英語情態(tài)動詞模擬訓(xùn)練

1. The police still haven’t found her, but they’re doing all they ______.

A. may                     B. can                       C. must                    D. will

2. It’s a very kind of her, but I really ______ accept it.

A. mustn’t                B. needn’t                 C. can’t                    D. don’t

3. Their answers are exactly the same — one of them ______ from the other.

A. must copy             B. must have copied   C. could copy            D. should have copied

4. We ______ a worse day for the picnic — it rained nonstop.

A. couldn’t pick        B. couldn’t have picked

C. might pick            D. might not have picked

5. “Where’s the library?” “I ______ know.”

A. couldn’t               B. wouldn’t               C. didn’t                   D. mightn’t

6. That car nearly hit me; I ______.

A. might be killed      B. might have been killed

C. may be killed        D. may been killed

7. You ______ him the news; he knew it already.

A. needn’t tell           B. needn’t have told   C. mightn’t tell         D. mightn’t have told

8. You ______ practise the drums while the baby is sleeping.

A. needn’t                 B. mightn’t               C. mustn’t                D. won’t

9. Are you still here? You ______ home hour ago.

A. should go             B. should have gone   C. might go              D. may have gone

10. As she’s not here, I suppose she ______ home.

A. must go                B. must have gone     C. might go              D. might be going

11. “I thought you wouldn’t mind.” “Well, as a matter of fact I don’t, but you ______ me first.”

A. should ask            B. should have asked   C. must ask             D. must have asked

12. “Do you think he is lazy?” “I ______ once, but I don’t now.”

A. may have thought  B. can have thought   C. may think             D. might think

13. The soldiers tried their best and did what they could ______ against the flood.

A. fight                    B. to fight                 C. fighting                D. fought

14. You ______ be right, but I don’t think you are.(www.52ysedu.com)

A. can                      B. could                    C. must                    D. should

15. “I called you yesterday. A woman answered, but I didn’t recognize her voice.” “Oh, it ______ my aunt Jean.”

A. must be                B. must have been      C. might be               D. can have been

16. It’s a very kind offer, but I really ______ accept it.

A. mustn’t                B. needn’t                 C. can’t                    D. don’t

17. The picture we saw yesterday ______ by a student.

A. might have painted                                B. might be painted

C. may have been painted                          D. may have painted

18. ______you kindly send me your sister’s address?

A. Do                       B. Are                      C. Did                      D. Would

19. I know more than you. I ______ be right, but you _____ be right.

A. can’t, can’t           B. may not, may not C. can’t, may not       D. may not, can’t

20. I think such things ______ in public.(www.52ysedu.com)

A. mustn’t be discussed                              B. mustn’t have been discussed

C. mustn’t discuss                                      D. mustn’t have discussed

【參考答案】1—5 DCBBB  6—10 BBCBB  11—15 BABBB  16—20 CCDDA